N12: 44 m clear of the highest tide in the London Bridge ledgers

N12 on the relief of London, with a tide staff: 44 m above the 1953 tide, the highest in the ledgers.

The lowest postcode in N12, N12 0SH, stands 44 m above the highest tide in the London Bridge ledgers (5.41 m, 1 February 1953). The highest, N12 7BP, stands 88 m above it.

Ground at eight in ten of its postcodes: between 65 m and 90 m, measured from Ordnance Datum; the middle one stands at 81 m.
None lies in the Environment Agency's Flood Zone 3 from the sea.
In Barnet.

Open N12 on the map